go top 返回词典
• In this paper, we analysis the defects of least variance method, and advance a least second moment method of the futures hedging.

本文我们分析最小方差存在缺陷，提出套期保值最小阶矩方法

youdao

• The objective appraisal method of clustering analysis, variance coefficient, combined with comprehensive appraisal of distance is advanced in the paper.

提出变异系数法距离综合评价法相结合客观评价方法

youdao

• This paper presents a single factor heteroscedastic model, deduce a method of this heteroscedastic analysis, and presents the estimation of mean and variance in this model.

本文提出一种因子方差模型导出这种异方差分析方法给出了模型均值方差估计

youdao

• The simple factor analysis of variance and further statistical method of multiple comparison and independent exponent t-test were used.

运用因子方差分析进一步多重比较样本t检验的统计方法

youdao

• Method: The characters were studied by field randomized block test combining analysis of variance, correlation analysis and quality analysis.

方法：采用田间随机区组试验结合方差相关质量分析进行研究。

youdao

• According to the principles of statistics and risk decision analysis approach, this paper presents a new variance analysis method and a matrix model for capital structure decision-making.

本文利用统计学原理风险决策分析方法提出资本结构决策新的方差分析方法矩阵模型

youdao

• Method: Make use of mixed effects linear model and single effect analysis of variance to deal with the repeated measure data.

方法混合效应线性模型因素方差分析处理重复测量资料并比较。

youdao

• According to the actual of cost management, the content and method of the traditional cost variance analysis are adjusted and perfected by use of statistical index analysis principle.

结合成本管理实际情况利用统计指数分析原理，传统的成本差异分析内容方法进行了分析、调整与完善

youdao

• The proposed method is divided into two steps: 1 license plate location by the variance of gray image, and 2 license plate segmentation by connected components analysis and projection analysis.

系统两个重要步骤组成1基于灰度方差车牌定位算法，2结合连通分析投影分析的字符切分算法。

youdao

• The result of variance analysis revealed that regression equation method could give a more reliable result than leaf area correction coefficient method for the leaf area measurement.

经方差分析比较证明应用回归方程计算面积用矫正系数更为可靠

youdao

• In order to improve the robustness of this method, two-factor analysis of variance and additive model is proposed to reduce the impact of style information on face observed feature.

为了提高方法鲁棒性，通过两因子方差分析加性模型分离人脸因子与外因子，降低风格信息人脸观察特征影响

youdao

• Methods the simplified test of normal distribution (method a) and analysis of variance (method b) were adopted to judge if the two testing methods have variation.

方法正态分布小样本容量简化检验(A)方差检验(B法)判定两种测定方法所得结果的异同。

youdao

• The machining experiment is made on semi-spherical part by orthogonal test method. The results of test are analyzed by variance analysis.

运用正交试验方法对半球形零件进行切削试验，采用方差分析法分析试验结果

youdao

• The formulation was chosen by orthogonal design experiment method, and the reliability was examined by variance analysis.

运用正交设计实验方法进行了配方选择采用方差分析方法进行了可靠性验证

youdao

• After the tuning of background error variance and de-correlation length, results from the NMC-method are closer to those of the innovation vector method, and the analysis results are improved.

通过背景误差方差特征长度调整，显著改善了背景误差功率谱的分布特点，使得NMC方法结果更新矢量方法结果更为吻合。

youdao

• By using variance analysis method, we give expert score corresponding weight, which makes the teaching evaluation model more scientific.

采用方差分析法专家评分赋予相应权重使得评价模型更加科学。

youdao

• Taking the He-Ar mixed gas as protected atmosphere, TIG welding process parameters for AZ31 magnesium alloy plates was optimized by using the method of the orthogonal experiment and variance analysis.

氦-氩混合气体保护气氛采用正交试验方差分析方法AZ31镁合金板材进行了TIG工艺参数优化

youdao

• Based on the monogenic differentials, cluster and variance analysis method might be applied for the representative isolates selection in the blast resistance evaluation.

抗病性鉴定中，基于单基因系代表菌株选择考虑应用聚类变量分析法进行。

youdao

• OBJECTIVE: a new texture analysis method is proposed, based on a minimum-variance energy map, to suppress the effect of tag lines on image segmentation.

目的为了抑制标记线图像分割影响提出一种基于最小值-方差能量纹理分析方法

youdao

• The correlation slope of strain and water level in same borehole at the Urumqi station is computed by the regression analysis and the anomaly of slope is identified by the sieve variance method.

利用回归分析求解乌鲁木齐同一钻孔内应变水位相关斜率，并用筛选法方差判定异常，研究相关斜率和地震的关系。

youdao

• Method Using 4-factor and 4-level orthogonal test, the best structure and component has been decided and the analysis of variance is also done to the result of the experiments.

方法采用4因素4水平正交实验确定最佳结构组成实验结果进行方差分析

youdao

• The paper concludes that earned value method can be applied in the analysis of the total cost variance in land development and consolidation projects.

研究结论运用于土地开发整理工程成本偏差分析

youdao

• The first method is to subject the cell means to an analysis of variance, the second method uses the individual observations and KENWARDROGER approximation for calculation of degree of freedom.

前者组平均数基础进行方差分析，后者以原单个数据为基础采用KENWARDROGER确定自由度进行分析。

youdao

• The appearance quality of 403 flue-cured tobacco samples collected from Henan province in 2004 was evaluated by the method of variance analysis and cluster analysis.

所收集到2004年河南省403份烤烟样品进行外观质量评价，并对定量评价结果进行地区间的方差分析聚类分析。 结果表明：多数样品外观质量较好，但也有部分样品质量较差；

youdao

• Methods: Under the same conditions, the method of life table and analysis of variance was used.

方法相同条件下采用生命方法方差分析

youdao

• We use SPSS to count the processing, the analysis method is mainly the variance analysis and the regression analysis.

调查数据使用SPSS统计处理软件，分析方法主要方差分析回归分析。

youdao

• Then, a variance analysis method was used to analyze the seeker pointing angle error caused by airborne radar measurement noises, initial sensor errors and initial misalignment.

其次，分别建立雷达测量误差初始对准误差惯性元器件误差与导弹位置、姿态测量误差和目标位置测量误差的关系，并得到了其误差影响的方差表达式；

youdao

• Then, a variance analysis method was used to analyze the seeker pointing angle error caused by airborne radar measurement noises, initial sensor errors and initial misalignment.

其次，分别建立雷达测量误差初始对准误差惯性元器件误差与导弹位置、姿态测量误差和目标位置测量误差的关系，并得到了其误差影响的方差表达式；

youdao

\$firstVoiceSent
- 来自原声例句